IMO Level 1 Mathematics Olympiad (SOF) Class 7: Questions 305  313 of 1022
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Question number: 305
Question
A factor of is ________.
Choices
Choice (4)  Response  

a.  4 

b. 


c. 


d.  All a. , b. and c. are correct 

Question number: 306
Question
The value of is ________.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 307
Question
The value of is ________.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 308
Question
What is the value of at ?
Choices
Choice (4)  Response  

a.  Discriminant 

b.  0 

c.  a 

d. 


Question number: 309
Question
The value of when and is ________.
Choices
Choice (4)  Response  

a.  1380 

b.  1208 

c.  1108 

d.  1080 

Question number: 310
Question
If , then the value of is ________.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 311
Question
If , then the value of .
Choices
Choice (4)  Response  

a.  60 

b.  112 

c.  102 

d.  105 

Question number: 312
Question
Salary of an officer increases every year by 20%. His salary in the year 2001 was Rs. 26640. What was his salary in 1999?
Choices
Choice (4)  Response  

a.  Rs. 19,028 

b.  Rs. 19,528 

c.  Rs. 20,000 

d.  Rs. 18,500 

Question number: 313
Question
The value of is ________.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

